SMS-531 User’s Manual v1.1
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2.5 Installing the SMS-531
If users want to start SMS-531 normally, it needs to follow these steps to install the
SMS-531 below:
A.
Install the antenna
B.
Plug in the normal SIM card (Before apply the SIM card, confirm it is OK by
mobile phone.)
C.
Install SD Card(Option, for voice alarm files)
D.
Pin06 and Pin07 of the power input connect to the DC.+VS and DC.GND of
the power supply.
E.
It is needed to wait for 30 ~ 50 seconds to search the 3G base and register to
the ISP. After finishing the process, SMS-531 would be in normal operation
mode and the STA LED would blank per 1 sec. The start time of SMS-531
depends on the strength of 3G signal.
